As was mentioned before, the angle of this “power…
Textbook
Explain the difference between a balanced polyphase system and an…
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Don’t just sit there! Build something!! Learning to mathematically…
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Impedance Matching Because transformers can step voltage and current…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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Suppose a 12 volt lead-acid battery has an internal resistance of 20…
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In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.
Textbook
In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.
Textbook
Because the relationship between voltage, current, and resistance in…
Textbook
In this hands-on electronics experiment, build and test a 2-input digital NAND gate with LED indicators and learn to read pinout diagrams, power a digital IC, connect unused inputs and outputs, and use pulldown resistors.
Textbook
Safety is very important when designing and/or building a device…
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Solid-state switching circuits usually keep their constituent…
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In this hands-on semiconductor electronics experiment, build a simple current mirror using matched bipolar junction transistors (BJTs) and learn about current mirror circuit limitations, the temperature dependence of BJTs, and thermal runaway.
Textbook
In this hands-on semiconductor electronics experiment, build a half-wave rectifier circuit using a silicon diode and learn about the differences between permanent magnet motor operation on AC vs. DC power.
Textbook
A voltage multiplier is a specialized rectifier circuit producing…
Textbook
So far we know that AC voltage alternates in polarity and AC current…
Textbook
JFETs, like bipolar transistors, are able to “throttle”…
Textbook
If a sinusoidal voltage is applied to an impedance with a phase angle…
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Define the following terms: energy, work, and power.
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Don’t just sit there! Build something!! Learning to mathematically…
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Explain how the microphone in your amplifier works. How, exactly, does…
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The final transistor amplifier configuration (Figure below) we need to…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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What is the purpose of the switch shown in this schematic diagram?
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In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.
Textbook
When connecting batteries together to form larger “banks”…
Textbook
There’s a sure way to calculate any of the values in a reactive…
Textbook
Our next transistor configuration to study is a bit simpler for gain…
Textbook
A common topology for DC-AC power converter circuits uses a pair of…
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What does it mean for an object to have an electric charge? Give an…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Power Supplies
At the beginning of this chapter, it illustrates how transistors could…
Textbook
Electromechanical watt-hour meters use an aluminum disk that is spun…
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Counting practice: count from zero to thirty-one in binary, octal, and…
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In this hands-on electronics experiment, you will build a resistive voltage divider and observe how Ohm's law and Kirchhoff's voltage law (KVL) function in real circuits using a voltmeter and an ammeter.
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A very useful tool for observing rotating objects is a strobe light.…
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There are two basic Ohm’s Law equations: one relating voltage,…
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The R/2R DAC circuit is an alternative to the binary-weighted-input…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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Decibel as Absolute Unit of Power It is also possible to use the…
Textbook
Determine if the light bulb will de-energize for each of the following…
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Don’t just sit there! Build something!! Learning to mathematically…
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This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
Tools
The discovery of the relationship between magnetism and electricity…
Textbook
In this hands-on AC electronics experiment, you will use an AC voltage source connected to speakers to learn about sound waves and the foundational principle used in noise cancelling headphones.
Textbook
Learn the Power Formula We’ve seen the formula for determining…
Textbook
This calculator computes for the output pulse width of a 555 timer monostable circuit
Tools
Determine what the magnitude and polarity of the voltmeter’s…
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It may seem difficult to even start on a project such as this, with no…
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The Rules of Binary Addition Adding binary numbers is a very simple…
Textbook
In this hands-on electronics experiment, build and test a 2-input digital NAND gate with LED indicators and learn to read pinout diagrams, power a digital IC, connect unused inputs and outputs, and use pulldown resistors.
Textbook
A switch can be constructed with any mechanism bringing two conductors…
Textbook
Inductors, like all electrical components, have limitations which must…
Textbook
Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…
Textbook
We can take the same components from the series circuit and rearrange…
Textbook
An ideal transistor would show 0% distortion in amplifying a signal.…
Textbook
This calculator helps determine the maximum temperature a device can withstand
Tools
Identify the type of logic gate shown in this schematic diagram, and…
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Identify some different ways you can create the sine-wave audio tracks…
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